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Male


Location

Israel


Please tell us a bit about your UAV interest

FPV pilot for fun


Hometown:

Reut


Activity Feed

Lior Zahavi posted a discussion
Hello,Is it possible to setup an APM board to be an active antenna tracker without a GCS / Laptop?i.e. have it work on telemtry data from the model directly through 915mhz (for example) telemetry, and use a GPS on the antenna tracker for…
Jun 20, 2015
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"ive seen the same with a couple local copters. didnt take logs though - curious what this could be - felt like it didnt have GPS, but it did."
Dec 15, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"YOu have CH6 set for pitch / roll stab, please check channel 6 value its probably at 1000uS."
Nov 2, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"Question about position hold on V3.2rc12;

in several quads, when flying fast in POSHOLD and release the sticks, the quad slows down, tilts against the flight direction and stops. (basically this sould be th end of the stop) but it then tilts back…"
Oct 19, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.1 released!
"Question about position hold on V3.2rc12;

in several quads, when flying fast in POSHOLD and release the sticks, the quad slows down, tilts against the flight direction and stops. (basically this sould be th end of the stop) but it then tilts back…"
Oct 19, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"well, it is possible, you can use whicjever modes you like and disable the others via setup accordingly."
Oct 6, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"My apologies i should have stated that we did set of which you mentioned.
RC cal.
accel cal.
compass cal.
CH7/8.
Flight modes."
Sep 30, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"Randy,
thanks for your answer - much appriciated.
1. yes the CX-20 comes with an APM board.
2. i havent gotten around to downgrading back to 3.1.5 but i might try that - but trust me it is noticeable.
3. in both machines we used a pre tuned set of…"
Sep 30, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"Hello guys,

i have updated 2 quads (Cheerson CX-20) with 3.2rc9 and 3.2rc10, and both of them  fly great in POS HOLD but there is something a bit strange which i noticed and that is the overall power in stabilize mode.

with 3.1.5 the CX-20 climbed…"
Sep 29, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"not only that but a tricopter uses mechanical roll of the tail motor to correct yaw - this cant be done on a 3 motor quad.

but i agree main issue is balance, and the motor opposing the "dead" motor is correcting only 1 way on its legs' axis, so it…"
Sep 22, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"Whats Droid Planner 2.6 Beta? does it work with AC3.2?
Also where can i download it for android?
thanks."
Sep 20, 2014
Lior Zahavi commented on Chris Anderson's blog post Connecting your phone, tablet or laptop to APM/Pixhawk using Bluetooth
"Here is my home made BT-Telemetery bridge, hope you guys like it:
http://diydrones.com/forum/topics/diy-telemetry-bt-bridge?xg_source..."
Jul 30, 2014
Lior Zahavi replied to Lior Zahavi's discussion Stabilization problem with Disco (V quad)
"Wow guys, thanks so much for all the info - much appreciated!
these 2 machines aren't mine, they belong to Amir and Eitan which will step into this thread soon and share info.

one machine is a genuine Disco and the other is a RCT Spyder (similar to…"
Jul 29, 2014
Lior Zahavi replied to Lior Zahavi's discussion Stabilization problem with Disco (V quad)
"Edgar,
ours are regular discos, not the pro version, and they sure rock after being auto tuned.
let me get this straight - did you set the gains before auto tuning? if so, why ? 
we did the auto tune on default gains, and the rocking is there in…"
Jul 28, 2014
Lior Zahavi replied to Randy's discussion ArduCopter-3.2 beta testing
"Thanks Edgar,
i added you as a friend - can you share your findings on the thread i started?

http://diydrones.com/forum/topics/stabilization-problem-with-disco-..."
Jul 27, 2014
Lior Zahavi posted a discussion
Hello guys.im trying to help a couple of friends with TBS discovery quads on V3.1.5.both of them fly pretty well in stabilize, and went through auto tune.despite two very different setups (one 600KV 13" and one 900KV 10") both of them exhibit…
Jul 27, 2014
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